Finding the Fourth Proportional to 100,632.23, 150,939.09 and 34,064.75
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Solution
The fourth proportional to 100,632.23, 150,939.09 and 34,064.75 is: 51,093.99
Step by Step Solution
- Step 1: Write the proportion equation
100,632.23 : 150,939.09 = 34,064.75 : x - Step 2: Convert to fraction form
100,632.23/150,939.09 = 34,064.75/x - Step 3: Cross multiply
100,632.23x = 150,939.09 × 34,064.75 - Step 4: Simplify right side
100,632.23x = 5,141,702,366.08 - Step 5: Solve for x
x = 5,141,702,366.08/100,632.23 - Step 6: Final answer
x = 51,093.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.